Carrie Underwood is a fit and toned mom as she promotes her own clothing line with throwback photos

She is a mother-of-two who has worked hard for her figure. And on Thursday, Carrie Underwood looked ready for summer in a throwback snap she shared to Instagram.

Carrie Underwood Looks Fit and Fab as She Hits the Gym With Her

Tech billionaires Eric Schmidt and Peter Thiel seen at secretive

Carrie Underwood criticized for wearing makeup to son's soccer game

4 celebrity fitness lines: Yoga pants are the new perfume

Sarah Jayne Dunn shows off her toned stomach as she poses in a racy pink lingerie set

Carrie Underwood pumps some iron with mom Carole to celebrate new

Carrie Underwood Gets Fit on Mother's Day in Trending Biker Shorts

Fashion Week: Carrie Underwood Brings Fall Calia Collection to N.Y.C.

Carrie Underwood Struggles To Let Her 2 Kids Watch Television

Mom-to-be Carrie Underwood launches activewear line Calia – New

Eva Longoria stuns in a structured jumpsuit as Kathie Lee Gifford

Bad Blood Between Kelly Clarkson & Carrie Underwood?